1 /* NamespaceImpl.java --
2    Copyright (C) 2005  Free Software Foundation, Inc.
3 
4 This file is part of GNU Classpath.
5 
6 GNU Classpath is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
10 
11 GNU Classpath is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 General Public License for more details.
15 
16 You should have received a copy of the GNU General Public License
17 along with GNU Classpath; see the file COPYING.  If not, write to the
18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
19 02110-1301 USA.
20 
21 Linking this library statically or dynamically with other modules is
22 making a combined work based on this library.  Thus, the terms and
23 conditions of the GNU General Public License cover the whole
24 combination.
25 
26 As a special exception, the copyright holders of this library give you
27 permission to link this library with independent modules to produce an
28 executable, regardless of the license terms of these independent
29 modules, and to copy and distribute the resulting executable under
30 terms of your choice, provided that you also meet, for each linked
31 independent module, the terms and conditions of the license of that
32 module.  An independent module is a module which is not derived from
33 or based on this library.  If you modify this library, you may extend
34 this exception to your version of the library, but you are not
35 obligated to do so.  If you do not wish to do so, delete this
36 exception statement from your version. */
37 
38 package gnu.xml.stream;
39 
40 import java.io.IOException;
41 import java.io.Writer;
42 import javax.xml.namespace.QName;
43 import javax.xml.stream.Location;
44 import javax.xml.stream.XMLStreamException;
45 import javax.xml.stream.events.Namespace;
46 
47 /**
48  * A namespace declaration event.
49  *
50  * @author <a href='mailto:dog@gnu.org'>Chris Burdess</a>
51  */
52 public class NamespaceImpl
53   extends XMLEventImpl
54   implements Namespace
55 {
56 
57   protected final String prefix;
58   protected final String uri;
59   protected final boolean specified;
60 
NamespaceImpl(Location location, String prefix, String uri, boolean specified)61   protected NamespaceImpl(Location location, String prefix, String uri,
62                           boolean specified)
63   {
64     super(location);
65     this.prefix = prefix;
66     this.uri = uri;
67     this.specified = specified;
68   }
69 
getEventType()70   public int getEventType()
71   {
72     return NAMESPACE;
73   }
74 
getPrefix()75   public String getPrefix()
76   {
77     return prefix;
78   }
79 
getNamespaceURI()80   public String getNamespaceURI()
81   {
82     return uri;
83   }
84 
isSpecified()85   public boolean isSpecified()
86   {
87     return specified;
88   }
89 
getName()90   public QName getName()
91   {
92     if (isDefaultNamespaceDeclaration())
93       return new QName("", "xmlns", null);
94     else
95       return new QName("", prefix, "xmlns");
96   }
97 
getDTDType()98   public String getDTDType()
99   {
100     return "CDATA";
101   }
102 
getValue()103   public String getValue()
104   {
105     return uri;
106   }
107 
isDefaultNamespaceDeclaration()108   public boolean isDefaultNamespaceDeclaration()
109   {
110     return (prefix == null || "".equals(prefix));
111   }
112 
writeAsEncodedUnicode(Writer writer)113   public void writeAsEncodedUnicode(Writer writer)
114     throws XMLStreamException
115   {
116     try
117       {
118         writer.write("xmlns");
119         if (prefix != null && !"".equals(prefix))
120           {
121             writer.write(':');
122             writer.write(prefix);
123           }
124         writer.write('=');
125         writer.write('"');
126         writer.write(encode(uri, true));
127         writer.write('"');
128       }
129     catch (IOException e)
130       {
131         XMLStreamException e2 = new XMLStreamException(e.getMessage());
132         e2.initCause(e);
133         throw e2;
134       }
135   }
136 
137 }
138